the world > action or operation > behaviour > customary or habitual mode of behaviour > [adjective] > usual or ordinary > of or relating to the ordinary course > usual or habitual (course) (2)
Struck or pressed by frequent feet; trodden; worn hard, bare, or plain by repeated passage. Often in figurative expressions.
Of a path, road, etc.: frequently used or walked on. Frequently figurative and in figurative contexts: often used, adopted, or dealt with. Cf. well…